You can reset Firefox and tune up its performance if it's running slow or glitching on your computer.

You can change your default web browser on Mac from System Preferences or from your browser's settings page.

Not everybody wants to use Safari, the Mac's default web browser, but switching completely to another one looks difficult — until you know how. Using a browser that isn't set to your default on macOS ...

The default browser isn’t always your best option: Microsoft might really want you to use Edge, but maybe you’ll get better performance out of Chrome or Firefox. On a Mac, Safari is rather limited, ...

To change the default browser in Outlook 365, go to File > Options > Advanced, then scroll to “Link Handling” and set “Open hyperlinks from Outlook in” to your preferred browser, like Chrome.

When browsing the web with Google Chrome, Google marks one account as your default in your web browser. This works similarly to when you've logged into Google services and have one set as the default ...

When you start Mozilla Firefox, Google Chrome, or Microsoft Edge, the browser always opens in standard mode. If you want to open a window in private mode with a single mouse click, you’ll need to ...